2013

5.7

1963

7.5

1987

6.9

2015

7.2

2014

8.4

2008

6.8

2016

6.5

1971

6.7

1993

4.8

1977

8.2

1992

6.3

2003

7.1

1991

5.5

1994

8.7

2016

6.2

1986

6.9

2008

7.5

1990

6.1

2013

8.0

1960

7.5